/Engine/Source/Runtime/Engine/Classes/Kismet/KismetSystemLibrary.h
Returns list of PrimaryAssetIds for a PrimaryAssetType
static void GetPrimaryAssetIdList ( [FPrimaryAssetType](API\Runtime\CoreUObject\UObject\FPrimaryAssetType) PrimaryAssetType, [TArray](API\Runtime\Core\Containers\TArray)< [FPrimaryAssetId](API\Runtime\CoreUObject\UObject\FPrimaryAssetId) > & OutPrimaryAssetIdList )